"Immortals" hit theaters today, and in addition to excess male eye-candy and a lackluster plotline, we get to see Freida Pinto's booty in a steamy scene with Henry Cavill ... or at least what appears to be her booty. “It was a butt double. I’m relieved I don’t have to deal with that issue," she told E! Online. [Just Jared]

Pinto is not alone, be it by choice of morals or vanity, famous stars have opted for body doubles in nude scenes for years. Find out which glorified forms aren't as authentic as they appear to be.